Herbert Hauptman, winner of 1985 Nobel Prize in chemistry, dies at 94

Herbert A. Hauptman, 94, a mathematician who shared the 1985 Nobel Prize in chemistry with the chemist Jerome Karle for their development of revolutionary methods for determining the structure of molecules vital to life, died on Oct. 23 in Buffalo, N.Y. Their work had far-reaching impact in the manufacture of drugs for a variety of ailments.

Piri Thomas, 83, the writer and poet whose 1967 memoir, Down These Mean Streets, chronicled his tough childhood in Spanish Harlem in New York and the outlaw years that followed and became a classic portrait of ghetto life, died of pneumonia on Oct. 17 in El Cerrito, Calif.

Howard E. Wolpe, 71, a former congressman who played a crucial role in passing legislation that imposed economic sanctions on South Africa in the 1980s, helping bring an end to apartheid while overcoming two vetoes by President Ronald Reagan, died on Oct. 25 in Saugatuck, Mich.

John Morton Blum, 90, a Yale University historian who was one of the country's foremost scholars of the presidency and who taught 2004 presidential nominees George W. Bush and John Kerry, died of complications from pneumonia on Oct. 17 in North Branford, Conn.

Paul Leka, 68, a songwriter and producer who worked with many recording stars but who was best known for writing the chanting chorus of Na Na Hey Hey (Kiss Him Goodbye), a No. 1 hit in 1969 that was reborn in the 1970s as a sports arena anthem, died of cancer on Oct. 12 in Sharon, Conn.

Margit Brandt, 66, a fashion icon whose simple cuts and 1960s miniskirts marked one of the first international breakthroughs for Danish designs, died of lung disease on Oct. 24 in Copenhagen, Denmark.

Morris E. Chafetz, 87, a contrarian Harvard Medical School psychiatrist who played an important role in changing the public perception of alcoholism from social crime or personal failing to a disease requiring treatment, died on Oct. 14 in Washington.

Robert C. Pierpoint, 86, a CBS News correspondent who covered six presidents from Dwight D. Eisenhower to Jimmy Carter, the Korean War, the Kennedy assassination and the Iranian hostage crisis in a career that spanned more than four decades, died of complications from hip surgery on Oct. 22 in Santa Barbara, Calif.

Barry Feinstein, 80, a photographer who gained renown as one of the premier chroniclers of the '60s and '70s music scene, including shooting iconic album covers for Bob Dylan, Janis Joplin and George Harrison, died on Oct. 20 in Kingston, N.Y.

Begum Nusrat Bhutto, 82 whose husband Zulfikar Ali Bhutto and daughter Benazir Bhutto both served as prime ministers of Pakistan, died on Oct. 23 in Dubai after a long illness. She was a political force herself, serving as head of the Pakistan People's Party for several years and in parliament.

Antonio Cassese, 74, a prominent Italian jurist who helped found two international war-crimes tribunals and who was often described as the chief architect of modern international criminal justice, died of cancer on Oct. 22 in Florence, Italy.

Charles Hamm, 86, who helped establish the field of American popular music history with two books that have become standard texts, Yesterdays: Popular Song in America and Music in the New World, died of pneumonia on Oct. 16 in Lebanon, N.H.

John McCarthy, 84, a computer scientist who helped design the foundation of today's Internet-based computing and who is widely credited with coining the term for a frontier of research he helped pioneer, artificial intelligence, died of heart disease on Oct. 24 in Stanford, Calif.